One of the first synthesized pigments, this deep, nearly black color is alkaline sensitive so not found in acrylic paints. Our modern mixture provides a similar color with great permanence (Series4).
Pigment Classification: Mixture
Color Index Name: PBk9 / PB15:0 / PV23
Color Index Number: 74160 / 51319 / 77266
Chemical Description: Amorphous Carbon produced by charring animal bones / Copper Phthalocyanine / Carbazole Dioxazine
Opacity/Transparency: Semi-Transparent
Lightfastness Rating: 2
Permanency: Very Good
Munsell Notation Listing: Hue 8.0 Value 2.4 Chroma 1.5
Gloss Average: 73.78
Viscosity Range: 16000-20000 CPS
CIE L*a*b* Values: L*24.61 a*2.16 b*-3.37
Tint Strength: 70.3
